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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.20 by root, Mon Apr 10 22:16:33 2006 UTC vs.
Revision 1.140 by root, Fri Apr 6 07:45:33 2007 UTC

1=head1 NAME 1=head1 NAME
2 2
3Crossfire::Client - undocumented utility garbage for our crossfire client 3CFPlus - undocumented utility garbage for our crossfire client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use Crossfire::Client; 7 use CFPlus;
8 8
9=head1 DESCRIPTION 9=head1 DESCRIPTION
10 10
11=over 4 11=over 4
12 12
13=cut 13=cut
14 14
15package Crossfire::Client; 15package CFPlus;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.97';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 23 XSLoader::load "CFPlus", $VERSION;
22} 24}
23 25
24our %GL_EXT; 26use utf8;
25our $GL_VERSION;
26 27
27our $GL_NPOT; 28use AnyEvent ();
29use Pod::POM ();
30use File::Path ();
31use Storable (); # finally
28 32
29sub gl_init { 33BEGIN {
30 $GL_VERSION = gl_version * 1; 34 use Crossfire::Protocol::Base ();
31 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; 35 *to_json = \&Crossfire::Protocol::Base::to_json;
32 36 *from_json = \&Crossfire::Protocol::Base::from_json;
33 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
34
35 Crossfire::Client::Texture::restore_state ();
36} 37}
38
39=item guard { BLOCK }
40
41Returns an object that executes the given block as soon as it is destroyed.
42
43=cut
44
45sub guard(&) {
46 bless \(my $cb = $_[0]), "CFPlus::Guard"
47}
48
49sub CFPlus::Guard::DESTROY {
50 ${$_[0]}->()
51}
52
53=item shorten $string[, $maxlength]
54
55=cut
56
57sub shorten($;$) {
58 my ($str, $len) = @_;
59 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
60 $str
61}
62
63sub asxml($) {
64 local $_ = $_[0];
65
66 s/&/&amp;/g;
67 s/>/&gt;/g;
68 s/</&lt;/g;
69
70 $_
71}
72
73sub socketpipe() {
74 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
75 or die "cannot establish bidirectional pipe: $!\n";
76
77 ($fh1, $fh2)
78}
79
80sub background(&;&) {
81 my ($bg, $cb) = @_;
82
83 my ($fh_r, $fh_w) = CFPlus::socketpipe;
84
85 my $pid = fork;
86
87 if (defined $pid && !$pid) {
88 local $SIG{__DIE__};
89
90 open STDOUT, ">&", $fh_w;
91 open STDERR, ">&", $fh_w;
92 close $fh_r;
93 close $fh_w;
94
95 $| = 1;
96
97 eval { $bg->() };
98
99 if ($@) {
100 my $msg = $@;
101 $msg =~ s/\n+/\n/;
102 warn "FATAL: $msg";
103 CFPlus::_exit 1;
104 }
105
106 # win32 is fucked up, of course. exit will clean stuff up,
107 # which destroys our database etc. _exit will exit ALL
108 # forked processes, because of the dreaded fork emulation.
109 CFPlus::_exit 0;
110 }
111
112 close $fh_w;
113
114 my $buffer;
115
116 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
117 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
118 undef $w;
119 $cb->();
120 return;
121 }
122
123 while ($buffer =~ s/^(.*)\n//) {
124 my $line = $1;
125 $line =~ s/\s+$//;
126 utf8::decode $line;
127 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
128 $cb->(JSON::XS->new->allow_nonref->decode ($1));
129 } else {
130 ::message ({
131 markup => "background($pid): " . CFPlus::asxml $line,
132 });
133 }
134 }
135 });
136}
137
138sub background_msg {
139 my ($msg) = @_;
140
141 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
142 $msg =~ s/\n//g;
143 utf8::encode $msg;
144 print $msg, "\n";
145}
146
147package CFPlus;
37 148
38sub find_rcfile($) { 149sub find_rcfile($) {
39 my $path; 150 my $path;
40 151
41 for (@INC) { 152 for (grep !ref, @INC) {
42 $path = "$_/Crossfire/resources/$_[0]"; 153 $path = "$_/CFPlus/resources/$_[0]";
43 return $path if -r $path; 154 return $path if -r $path;
44 } 155 }
45 156
46 die "FATAL: can't find required file $_[0]\n"; 157 die "FATAL: can't find required file $_[0]\n";
47} 158}
48 159
49sub read_cfg { 160sub read_cfg {
50 my ($file) = @_; 161 my ($file) = @_;
51 162
52 open CFG, $file 163 open my $fh, $file
53 or return; 164 or return;
54 165
55 my $CFG;
56
57 local $/; 166 local $/;
58 $CFG = eval <CFG>; 167 my $CFG = <$fh>;
59 168
60 $::CFG = $CFG; 169 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
61 170 require YAML;
62 close CFG; 171 utf8::decode $CFG;
172 $::CFG = YAML::Load ($CFG);
173 } elsif ($CFG =~ /^\{/) {
174 $::CFG = from_json $CFG;
175 } else {
176 $::CFG = eval $CFG; ## todo comaptibility cruft
177 }
63} 178}
64 179
65sub write_cfg { 180sub write_cfg {
66 my ($file) = @_; 181 my ($file) = @_;
67 182
68 open CFG, ">$file" 183 $::CFG->{VERSION} = $::VERSION;
184
185 open my $fh, ">:utf8", $file
69 or return; 186 or return;
70 187 print $fh to_json $::CFG;
71 {
72 require Data::Dumper;
73 local $Data::Dumper::Purity = 1;
74 $::CFG->{VERSION} = $::VERSION;
75 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
76 }
77
78 close CFG;
79} 188}
80 189
81package Crossfire::Client::Texture; 190sub http_proxy {
191 my @proxy = win32_proxy_info;
82 192
83use Scalar::Util; 193 if (@proxy) {
84 194 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
85use SDL::OpenGL; 195 } elsif (exists $ENV{http_proxy}) {
86 196 $ENV{http_proxy}
87my @textures;
88
89sub new {
90 my ($class, %data) = @_;
91
92 my $self = bless {
93 internalformat => GL_RGBA,
94 format => GL_RGBA,
95 %data,
96 }, $class;
97
98 push @textures, $self;
99 Scalar::Util::weaken $textures[-1];
100
101 $self->upload;
102
103 $self
104}
105
106sub new_from_image {
107 my ($class, $image) = @_;
108
109 $class->new (image => $image)
110}
111
112sub new_from_file {
113 my ($class, $path) = @_;
114
115 open my $fh, "<:raw", $path
116 or die "$path: $!";
117
118 local $/;
119 $class->new_from_image (<$fh>)
120}
121
122#sub new_from_surface {
123# my ($class, $surface) = @_;
124#
125# $surface->rgba;
126#
127# $class->new (
128# data => $surface->pixels,
129# width => $surface->width,
130# height => $surface->height,
131# )
132#}
133
134sub new_from_text {
135 my ($class, $text, $height) = @_;
136
137 my ($w, $h, $data) = Crossfire::Client::font_render $text, $height;
138
139 $class->new (
140 width => $w,
141 height => $h,
142 data => $data,
143 internalformat => GL_ALPHA4,
144 format => GL_ALPHA,
145 )
146}
147
148sub new_from_opengl {
149 my ($class, $w, $h, $cb) = @_;
150
151 $class->new (width => $w, height => $h, rendercb => $cb)
152}
153
154sub topot {
155 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
156}
157
158sub upload {
159 my ($self) = @_;
160
161 return unless $SDL::App::USING_OPENGL;
162
163 my $data;
164
165 if (exists $self->{data}) {
166 $data = $self->{data};
167 } elsif (exists $self->{rendercb}) {
168 glViewport 0, 0, $self->{width}, $self->{height};
169 glMatrixMode GL_PROJECTION;
170 glLoadIdentity;
171 glOrtho 0, $self->{width}, 0, $self->{height}, -10000, 10000;
172 glMatrixMode GL_MODELVIEW;
173 glPushmatrix;
174 glLoadIdentity;
175 glClear GL_COLOR_BUFFER_BIT;
176
177 $self->{rendercb}->($self, $self->{width}, $self->{height});
178 } else { 197 } else {
179 my $pb = new Gtk2::Gdk::PixbufLoader; 198 ()
180 $pb->write ($self->{image});
181 $pb->close;
182
183 $pb = $pb->get_pixbuf;
184 $pb = $pb->add_alpha (0, 0, 0, 0);
185
186 $self->{width} = $pb->get_width;
187 $self->{height} = $pb->get_height;
188
189 $data = $pb->get_pixels;
190 } 199 }
200}
191 201
192 my ($tw, $th) = @$self{qw(width height)}; 202sub set_proxy {
203 my $proxy = http_proxy
204 or return;
193 205
194 unless ($GL_NPOT) { 206 $ENV{http_proxy} = $proxy;
195 $tw = topot $tw; 207}
196 $th = topot $th;
197 208
198 if (defined $data) { 209sub lwp_useragent {
199 my $bpp = (length $data) / ($self->{width} * $self->{height}); 210 require LWP::UserAgent;
200 $data = pack "(a" . ($tw * $bpp) . ")*",
201 unpack "(a" . ($self->{width} * $bpp) . ")*", $data;
202 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{height});
203 }
204 }
205
206 $self->{s} = $self->{width} / $tw;
207 $self->{t} = $self->{height} / $th;
208
209 $self->{name} ||= (glGenTextures 1)->[0];
210
211 glBindTexture GL_TEXTURE_2D, $self->{name};
212
213 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
214 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
215 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
216 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
217 211
218 glGetError; 212 CFPlus::set_proxy;
219 if (defined $data) {
220 glTexImage2D GL_TEXTURE_2D, 0,
221 $self->{internalformat},
222 $tw, $th, # need to pad texture first
223 0,
224 $self->{format},
225 GL_UNSIGNED_BYTE,
226 $data;
227 glGetError and die;
228 } else {
229 glCopyTexImage2D GL_TEXTURE_2D, 0,
230 $self->{internalformat},
231 0, 0,
232 $tw, $th,
233 0;
234 glPopmatrix;
235 }
236}
237 213
238sub DESTROY { 214 my $ua = LWP::UserAgent->new (
215 agent => "cfplus $VERSION",
216 keep_alive => 1,
217 env_proxy => 1,
218 timeout => 30,
219 );
220}
221
222sub lwp_check($) {
239 my ($self) = @_; 223 my ($res) = @_;
240 224
241 return unless exists $self->{name}; 225 $res->is_error
226 and die $res->status_line;
242 227
243 glDeleteTextures delete $self->{name}; 228 $res
244} 229}
245 230
246sub restore_state{ 231package CFPlus::Layout;
247 $_->upload 232
248 for grep $_, @textures; 233$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
234 reset_glyph_cache;
249}; 235};
250 236
2511; 2371;
252 238
253=back 239=back

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